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Page history last edited by Nicolas Cynober 16 years, 11 months ago


From Oxford Brookes accessbility lecture (P00770 Course)










Web Content Accessibility Guidelines Version 2.0 (WCAG 2.0)

Principle 1
  • 1.1 Provide text alternatives for all non-text content.
  • 1.2 Provide synchronized media equivalents for multimedia
  • 1.3 Ensure that information and structure can be separated from presentation.
  • 1.4 Make it easy to distinguish foreground information from its background.
Principle 2
  • 2.1 Make all functionality operable via a keyboard interface.
  • 2.2 Allow users to control time limits on their reading or interaction.
  • 2.3 Allow users to avoid content that could cause seizures due to photosensitivity.
  • 2.4 Provide mechanisms to help users to find content, orient themselves within it and navigate through it.
  • 2.5 Help users avoid mistakes and make it easy to correct mistakes that do occur.
Priniciple 3
  • 3.1 Make text content readable and understandable.
  • 3.2 Make the placement and functionality of content predictable.
Principle 4
  • 4.1 Support compatibility with current and future user agents (including assistive technologies) .
  • 4.2 Ensure that content is accessible or provide an accessible alternative .


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